Nickan Research Institute Immunopathologia Persa 2423-8015 1 1 2015 01 01 Positive effect of antioxidants on immune system e02 EN Shabnam Hajian Journal Article 2014 10 05 2014 11 07 Free radicals are produced during normal cellular metabolism and consequence from the metabolism of definite medicines or xenobiotics. Oxidative stress is a major contributing aspect to the high mortality rates associated with dysregulation of immune and lead to several diseases and the immune system is mainly sensitive to oxidative stress. An adequate intake of vitamins and antioxidant can notably improve confident immune system.